原创 Labwindows/cvi8.5 按键不放的检测程序

https://static.assets-stash.eet-china.com/album/old-resources/2010/6/7/7cf98e7b-0dfd-433b-b3c8-11fdf2733348.RAR//*********************************************************
// Labwindows/cvi8.5 按键不放的检测程序
// szlihongtao
// 2010-06-07
//*********************************************************
#include <cvirte.h>  
#include <userint.h>
#include "toolbox.h" 
#include "按键不放的检测.h"
//*********************************************************
static int panelHandle;
static int cnt,tmr,f_keypress;  
//*********************************************************
int main (int argc, char *argv[])     
{
 if (InitCVIRTE (0, argv, 0) == 0)
  return -1; /* out of memory */
 if ((panelHandle = LoadPanel (0, "按键不放的检测.uir", PANEL)) < 0)
  return -1;  
 EnableExtendedMouseEvents(panelHandle,PANEL_COMMANDBUTTON,0.0); // 响应鼠标扩展事件
 DisplayPanel (panelHandle);
 RunUserInterface ();
 DiscardPanel (panelHandle);
 return 0;
}  
//*********************************************************
int CVICALLBACK QuitCallback (int panel, int control, int event,
  void *callbackData, int eventData1, int eventData2)
{
 switch (event)
 {
  case EVENT_COMMIT:
   QuitUserInterface (0);
   break;  
 }
 return 0;
}
//*********************************************************
int CVICALLBACK callback_tmr (int panel, int control, int event,
  void *callbackData, int eventData1, int eventData2)
{
 switch (event)
 {
  default:
  {
   if (f_keypress)
   {
    if (tmr)
     --tmr;
    else
     SetCtrlVal(panelHandle,PANEL_NUMERIC,++cnt);
   } 
   break;
  }  
 }
 return 0;
}   
//*********************************************************
int CVICALLBACK callback_inc (int panel, int control, int event,
  void *callbackData, int eventData1, int eventData2)
{
 switch (event)
 {
  case EVENT_LEFT_CLICK:  // 按键刚刚按下   
  {
   SetCtrlVal(panelHandle,PANEL_NUMERIC,++cnt);
   tmr=5;    // 延时一会儿后连续动作
   f_keypress=1;    
   break; 
  }
  case EVENT_LEFT_CLICK_UP: // 按键释放
  {
   f_keypress=0;   // 标志
   break; 
  } 
  default:   
   break;
 }
 return 0;
}
//*********************************************************
//*********************************************************
//*********************************************************